Home / 179,708.22-247,997.39-99,135.95

Finding the Fourth Proportional to 179,708.22, 247,997.39 and 99,135.95

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Solution

The fourth proportional to 179,708.22, 247,997.39 and 99,135.95 is: 136,807.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,708.22 : 247,997.39 = 99,135.95 : x
  2. Step 2: Convert to fraction form
    179,708.22/247,997.39 = 99,135.95/x
  3. Step 3: Cross multiply
    179,708.22x = 247,997.39 × 99,135.95
  4. Step 4: Simplify right side
    179,708.22x = 24,585,455,119.50
  5. Step 5: Solve for x
    x = 24,585,455,119.50/179,708.22
  6. Step 6: Final answer
    x = 136,807.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.